<template>
    <div>
        <!-- 面包屑导航区域 -->
        <el-breadcrumb separator-class="el-icon-arrow-right">
            <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
            <el-breadcrumb-item>商品管理</el-breadcrumb-item>
            <el-breadcrumb-item>商品列表</el-breadcrumb-item>
        </el-breadcrumb>

        <!-- 卡片视图区域 -->
        <el-card>
            <el-row :gutter="20">
                <el-col :span="8">
                    <el-input placeholder="请输入内容" v-model="queryInfo.query" clearable @clear="getGoodsList">
                        <el-button slot="append" icon="el-icon-search" @click="getGoodsList"></el-button>
                    </el-input>
                </el-col>
                <el-col :span="4">
                    <el-button type="primary" @click="goAddpage">添加商品</el-button>
                </el-col>
            </el-row>

            <!-- table表格区域 -->
            <el-table :data="goodslist" border stripe>
                <el-table-column type="index"></el-table-column>
                <el-table-column label="商品名称" prop="goods_name"></el-table-column>
                <el-table-column label="商品价格(元)" prop="goods_price" width="90px"></el-table-column>
                <el-table-column label="商品重量" prop="goods_weight" width="70px"></el-table-column>
                <el-table-column label="创建时间" prop="add_time" width="140px">
                    <template slot-scope="scope">
                        {{ scope.row.add_time | dateFormat }}
                    </template>
                </el-table-column>
                <el-table-column label="操作" width="130px">
                    <template slot-scope="scope">
                        <el-button type="primary" size="mini" icon="el-icon-edit"
                            @click="setGoodsDate(scope.row.goods_id)"></el-button>
                        <el-button type="danger" size="mini" icon="el-icon-delete"
                            @click="removeById(scope.row.goods_id)"></el-button>
                    </template>
                </el-table-column>
            </el-table>

            <!-- 分页区域 -->
            <el-pagination @size-change="handleSizeChange" @current-change="handleCurrentChange"
                :current-page="queryInfo.pagenum" :page-sizes="[5, 10, 15, 20]" :page-size="queryInfo.pagesize"
                layout="total, sizes, prev, pager, next, jumper" :total="total" background>
            </el-pagination>
        </el-card>

        <!-- 商品编辑框 -->
        <el-dialog title="修改商品信息" :visible.sync="setGoodsVisible" width="50%">
            <el-form :model="setGoodForm" :rules="setGoodFormRules" ref="setGoodFormRef" label-width="100px">
                <el-form-item label="商品名称" prop="goods_name">
                    <el-input v-model="setGoodForm.goods_name"></el-input>
                </el-form-item>

                <el-form-item label="商品价格" prop="goods_price">
                    <el-input v-model="setGoodForm.goods_price" type="number"></el-input>
                </el-form-item>

                <el-form-item label="商品数量" prop="goods_number">
                    <el-input v-model="setGoodForm.goods_number" type="number"></el-input>
                </el-form-item>

                <el-form-item label="商品重量" prop="goods_weight">
                    <el-input v-model="setGoodForm.goods_weight" type="number"></el-input>
                </el-form-item>

            </el-form>
            <span slot="footer" class="dialog-footer">
                <el-button @click="setGoodsVisible = false">取 消</el-button>
                <el-button type="primary" @click="SubmitGoodDate">确 定</el-button>
            </span>
        </el-dialog>
    </div>
</template>

<script>
import api from '@/api/index'
export default {
    name: 'List',
    data() {
        return {
            //查询参数对象
            queryInfo: {
                query: '',
                pagenum: 1,
                pagesize: 10
            },
            //商品列表
            goodslist: [],
            //总数据条数
            total: 0,
            //显示与隐藏修改对话框
            setGoodsVisible: false,

            //获取数据的对象
            setGoodForm: {},

            // 验证规则对象
            setGoodFormRules: {
                goods_name: [
                    { required: true, message: '请输入商品名称', trigger: 'blur' }
                ],
                goods_price: [
                    { required: true, message: '请输入商品价格', trigger: 'blur' }
                ],
                goods_number: [
                    { required: true, message: '请输入商品数量', trigger: 'blur' }
                ],
                goods_weight: [
                    { required: true, message: '请输入商品重量', trigger: 'blur' }
                ]
            }
        }
    },
    created() {
        this.getGoodsList()
    },
    methods: {
        async getGoodsList() {
            const result = await api.getGoodsDate({
                params: this.queryInfo
            })
            if (result.meta.status !== 200) return this.$message.error('获取商品数据失败!')
            console.log(result);
            this.$message.success('获取商品列表成功!')
            this.goodslist = result.data.goods
            this.total = result.data.total
        },
        handleSizeChange(newSize) {
            this.queryInfo.pagesize = newSize
            this.getGoodsList()
        },
        handleCurrentChange(newPage) {
            this.queryInfo.pagenum = newPage
            this.getGoodsList()
        },
        removeById(id) {
            this.$confirm('此操作将永久删除该商品, 是否继续?', '提示', {
                confirmButtonText: '确定',
                cancelButtonText: '取消',
                type: 'warning'
            }).then(async () => {
                const result = await api.deleteGoodsId({
                    id: id
                })
                if (result.meta.status !== 200) return this.$message.error('删除商品数据失败!')
                console.log(result);
                this.$message.success('删除商品数据成功!')
                this.getGoodsList()
            }).catch(() => {
                this.$message({
                    type: 'info',
                    message: '已取消删除'
                });
            });
        },
        goAddpage() {
            this.$router.push('/goods/add')
        },
        async setGoodsDate(id) {
            const result = await api.setIdGoodDate({
                id: id
            })

            if (result.meta.status !== 200) return this.$message.error('获取商品数据失败!')
            this.setGoodForm = result.data
            console.log(this.setGoodForm);
            this.setGoodsVisible = true
        },
        SubmitGoodDate() {
            console.log(this.setGoodForm);
            this.$refs.setGoodFormRef.validate(async valid => {
                if (!valid) return
                const result = await api.reveGoodsDate({
                    id: this.setGoodForm.goods_id,
                    goods_name: this.setGoodForm.goods_name,
                    goods_price: this.setGoodForm.goods_price,
                    goods_number: this.setGoodForm.goods_number,
                    goods_weight: this.setGoodForm.goods_weight,
                    goods_cat: this.setGoodForm.goods_cat
                })

                if (result.meta.status !== 200) return this.$message.error(`修改商品数据失败!`)
                this.$message.success(`修改商品数据成功!`)
                this.getGoodsList()
                this.setGoodsVisible = false
            })

        }
    }
}
</script>

<style lang="less" scoped>
</style>